Dr. Jens Wiesner, LL.M. (Chicago)

Jens is specialised in national and international finance law including the management of litigation. In addition to general advice, a focus of his practice is on the legal support of complex acquisition financing, real estate financing and project financing, acting on behalf of either the bank or the investor. Jens also advises on the areas of corporate restructuring and reorganisation.

Expertise

Services and Groups

Banking & finance

Venture loans

Acquisition & leveraged finance

Sectors

Financial institutions & insurance

Real estate

Energy & infrastructure

Over the past 10 years, we've built a trusted legal team in San Francisco, focused on technology, media and communciation, life sciences and healthcare, real estate, private wealth, and private equity. Supported by colleagues in the UK and Europe, we also offer deep expertise in M&A, international growth, commercial deals, and data privacy.

Find out more

Real estate & construction

Doing Business and Investing in Germany: A guide to help foreign investors

20 September 2022

Briefing

by multiple authors

Click here to find out more

CV

Since 2014 Partner, Taylor Wessing

2009 – 2014 Associate, Taylor Wessing

Career

Since 2014 Partner, Taylor Wessing

2009 – 2014 Associate, Taylor Wessing

Education

2013 Qualification as specialist lawyer for Banking and Capital Markets Law

2009 Admitted and established as a lawyer, Hamburg

2009 Second state examination, Hamburg

Additional languages

Awards

JUVE 2025/2026

Featured

JUVE 2025/2026

Legal 500 2025

Experience

Protembis GmbH on financing by the European Investment Bank

Advised Protembis GmbH, the Aachen-based medical technology start-up, on financing by the European Investment Bank who granted the company a venture debt facility totalling EUR 20 million.

Press release

Dr. Niclas von Woedtke, MBA (Kellogg/ WHU)

Felipe Villena

Dr. Jens Wiesner, LL.M. (Chicago)

Dennis Hoppermann

Helaba on the financing of ‘Le Coeur’ in Düsseldorf

Comprehensive legal advice to Helaba as syndicate leader on the EUR 270,000,000 financing of the ‘Le Coeur’ project in Düsseldorf, an office and commercial building ensemble on the renowned Königsallee. The real estate project has a gross floor area of around 47,500 square metres and has been realised in compliance with the highest sustainability standards.

Press release

Dr. Jens Wiesner, LL.M. (Chicago)

Dennis Hoppermann

Berlin Energie Rekom 3 on financing the remunicipalisation of Berlin's district heating network

Comprehensive legal advice to Berlin Energie Rekom 3 on the billion-euro financing of the acquisition of Vattenfall Wärme Berlin AG by Investitionsbank Berlin, which enables the investment in the largest district heating network in Western Europe. The newly founded state-owned company BEW Berliner Energie und Wärme AG (BEW) contributes significantly to securing Berlin's long-term energy supply.

Press release

Dr. Jens Wiesner, LL.M. (Chicago)

Ulf Gosejacob

Dennis Hoppermann

Dr. Michael Brüggemann

Johannes Schaadt-Wambach, LL.M. (Prag)

Malke Kristina Zimmermann, Lic. en Droit

Rudi Hasenberg

Rhinestahl Corporation on the acquisition of HYDRO Systems KG

Comprehensive legal advice to the US company Rhinestahl Corporation on all aspects of the acquisition of HYDRO Systems KG, including structuring, due diligence and contractual documentation. The acquisition led to the formation of RH Aero Systems, a company specialising in innovative aviation support concepts.

Press release

Alexander R. Roth, M.Jur. (Oxford)

Dr. Amir-Said Ghassabeh

Konstantin Körner

Lisa Seidel

Dr. Michael Brüggemann

Dr. Marco Hartmann-Rüppel, Dipl.-Volkswirt

Tim Hendricks

Dr. Jens Wiesner, LL.M. (Chicago)

Dennis Hoppermann

Dr. Philipp Weiten, LL.M.

Timo Stellpflug

Alessa Steigertahl

Dieter Lang, LL.M.Eur.

Dr. Kris Breudel, LL.M. (Aberdeen)

Dr. Daniel Graske

Niels Heim

Jonas Warnken

Protembis GmbH on EUR 20,000,000 venture debt financing

Comprehensive legal advice to the medical technology start-up Protembis on raising a EUR 20,000,000 venture debt financing from the European Investment Bank (EIB) to finalise clinical trials and enable the market entry of the ‘ProtEmbo’ filter system. The financing is part of the InvestEU programme.

Press release

Dr. Niclas von Woedtke, MBA (Kellogg/ WHU)

Felipe Villena

Dr. Jens Wiesner, LL.M. (Chicago)

Dennis Hoppermann

Hamburg Commercial Bank on the financing of a commercial and industrial park

Comprehensive legal advice to Hamburg Commercial Bank on the financing of a commercial and industrial park in Grimma (Saxony) with a high double-digit million-euro amount, enabling the acquisition of a 284,000 square metre site and the construction of buildings by the real estate company Hines.

Press release

Dr. Jens Wiesner, LL.M. (Chicago)

Dennis Hoppermann